diff options
| author | László Németh <nemeth@numbertext.org> | 2013-09-06 11:08:02 +0200 |
|---|---|---|
| committer | László Németh <nemeth@numbertext.org> | 2013-09-06 11:08:02 +0200 |
| commit | 8fae91c67d3abed8158ada9ce1b0f79f3c10e165 (patch) | |
| tree | f1ee49d0bf94e2414883d28bbf9d3fe1175c123e /vcl | |
| parent | 1bc2ecf3b8fb9c7064a21548777f1e5b92d58c8d (diff) | |
fdo#68313 fix combining diacritics problem with Graphite fonts
Change-Id: Ied29f864dc5fc21fc55aaa5ddd40b02b53a564f8
Diffstat (limited to 'vcl')
| -rw-r--r-- | vcl/source/glyphs/graphite_layout.cxx | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/vcl/source/glyphs/graphite_layout.cxx b/vcl/source/glyphs/graphite_layout.cxx index afd8411777a5..e61da7c75c34 100644 --- a/vcl/source/glyphs/graphite_layout.cxx +++ b/vcl/source/glyphs/graphite_layout.cxx @@ -591,7 +591,16 @@ gr_segment * GraphiteLayout::CreateSegment(ImplLayoutArgs& rArgs) } int numchars = gr_count_unicode_characters(gr_utf16, rArgs.mpStr + mnSegCharOffset, rArgs.mpStr + (rArgs.mnLength > limit + 64 ? limit + 64 : rArgs.mnLength), NULL); - if (rArgs.mnMinCharPos + numchars > limit) numchars = limit - rArgs.mnMinCharPos; // fdo#52540 + if (mnSegCharOffset + numchars > limit) + { + int combining_char = 0; + for (int i = mnSegCharOffset; i < numchars; i++) { + int ch = rArgs.mpStr[i]; + if ((ch >= 0x300 && ch <= 0x36F) || (ch >= 0x1DC0 && ch <= 0x1DFF) || + (ch >= 0x20D0 && ch <= 0x20F0) || (ch >= 0xFE20 && ch <= 0xFE26)) combining_char++; + } + numchars = limit - mnSegCharOffset + combining_char; // fdo#52540, fdo#68313 + } if (mpFeatures) pSegment = gr_make_seg(mpFont, mpFace, 0, mpFeatures->values(), gr_utf16, rArgs.mpStr + mnSegCharOffset, numchars, bRtl); |